Unkey's Migration from Serverless to Stateful Go Servers Delivers 6x Performance Improvement
By
vednig
Toasted golden, schmeared with insight. Top of the rack.
Summary
Unkey, an API authentication service, shares their experience of migrating from serverless architecture (Cloudflare Workers) to stateful Go servers after two years. The move resulted in a 6x performance improvement, dramatically reduced end-to-end latency, and enabled self-hosting capabilities. The article details the limitations they encountered with serverless platforms and how the stateful approach simplified their architecture while significantly improving performance for their critical API authentication service.
Key quotes
· 3 pulledEvery millisecond matters when you're in the critical path of API authentication.
After two years of fighting serverless limitations, we rebuilt our entire API stack and slashed the end-to-end latency.
The result is a 6x performance improvement and a dramatically simplified architecture that enabled self-hosting.
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